void setup() {
  Serial.begin(9600);
  pinMode(5, OUTPUT);  
  pinMode(7, INPUT);  
  pinMode(7, LOW);  

  delay(250);  
  
}

void loop() {
  
  digitalWrite(5, HIGH);
  delayMicroseconds(20);  
  digitalWrite(5, LOW);  

  delay(105);  

  int distance1 = analogRead(0);
  int distance2 = analogRead(1);
  Serial.print(distance1);
  Serial.print(" / ");
  Serial.print(distance2);
  Serial.println(" ");
  //delay(100);
}
